Private sector banks hold dominance over credit cards, while debit cards find forte within public banks.As of November, public sector banks are the largest issuers of debit cards, while private banks lead in issuing credit cards.HDFC Bank holds the largest market share in credit cards, followed by State Bank of India. ICICI Bank is the second biggest in terms of card holding.Debit cards continue to be a crucial payment tool, with public sector banks leading the market share in terms of number of debit cards.